DE3002151A1 - Vorrichtung zur messung des schutzpotentials von unter wasser verlegten rohrleitungen - Google Patents
Vorrichtung zur messung des schutzpotentials von unter wasser verlegten rohrleitungenInfo
- Publication number
- DE3002151A1 DE3002151A1 DE19803002151 DE3002151A DE3002151A1 DE 3002151 A1 DE3002151 A1 DE 3002151A1 DE 19803002151 DE19803002151 DE 19803002151 DE 3002151 A DE3002151 A DE 3002151A DE 3002151 A1 DE3002151 A1 DE 3002151A1
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- tube
- reference electrode
- diaphragm
- pipes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001681 protective effect Effects 0.000 title description 3
- 238000004210 cathodic protection Methods 0.000 title 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 16
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 claims abstract description 7
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 5
- 239000000057 synthetic resin Substances 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910000365 copper sulfate Inorganic materials 0.000 claims description 4
- 239000002689 soil Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims description 3
- 238000010125 resin casting Methods 0.000 claims 1
- 229910000366 copper(II) sulfate Inorganic materials 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000011701 zinc Substances 0.000 description 3
- 229910052725 zinc Inorganic materials 0.000 description 3
- 239000004927 clay Substances 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/04—Controlling or regulating desired parameters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/10—Measuring sum, difference or ratio
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803002151 DE3002151A1 (de) | 1980-01-22 | 1980-01-22 | Vorrichtung zur messung des schutzpotentials von unter wasser verlegten rohrleitungen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19803002151 DE3002151A1 (de) | 1980-01-22 | 1980-01-22 | Vorrichtung zur messung des schutzpotentials von unter wasser verlegten rohrleitungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3002151A1 true DE3002151A1 (de) | 1981-07-23 |
| DE3002151C2 DE3002151C2 (enrdf_load_stackoverflow) | 1987-12-10 |
Family
ID=6092650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19803002151 Granted DE3002151A1 (de) | 1980-01-22 | 1980-01-22 | Vorrichtung zur messung des schutzpotentials von unter wasser verlegten rohrleitungen |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3002151A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2149919C1 (ru) * | 1997-04-03 | 2000-05-27 | Общество с ограниченной ответственностью "Научно-исследовательский институт природных газов и газовых технологий - ВНИИГАЗ" | Устройство для измерения поляризационного потенциала |
-
1980
- 1980-01-22 DE DE19803002151 patent/DE3002151A1/de active Granted
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2149919C1 (ru) * | 1997-04-03 | 2000-05-27 | Общество с ограниченной ответственностью "Научно-исследовательский институт природных газов и газовых технологий - ВНИИГАЗ" | Устройство для измерения поляризационного потенциала |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3002151C2 (enrdf_load_stackoverflow) | 1987-12-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8320 | Willingness to grant licences declared (paragraph 23) | ||
| 8339 | Ceased/non-payment of the annual fee |